• Database Development
• Cartographic Production
• Spatial Analysis Development

GIS in Wastewater Treatment Division

• 1.6 million people
• 420 square miles
• 391 miles sewer pipeline
• 72 facilities
• 38 CSO (Combined Sewer Overflow) Outfalls
• 5 Treatment plants : Avg 180 MGD , (max ~ 900 MGD)

• Manholes (point) - 4403 items
• Sewer Pipe Sections (line) - 4550 items
• Modeling Basins (polygon) 

FIRS (Facility Information Retrieval System)

Example: North Creek Interceptor Sewer Project

Combined Sewer Overflows (CSO)  Green Storm Infrastructure Analysis

CSO = Stormwater (90%) + Sewer (10%)

Traditional

Method

Green Infrastructure

OLD

NEW

• ArcMap (Basemap)

• SVG
• Adobe Illustrator

• Python

• GitHub

• geoJson

• Leaftlet JS

• Javascript

• HTML

Putting Together GIS Jigsaw Puzzle

Essential Tools and Various Technologies

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CUGOS

Cascadia Users of Geospatial Open Source 

Maptime Seattle

Learn and explore mapping technologies through tutorials 

Reddit GIS

Puget Sound QGIS User's Group

GeoDev Meetup 

WA